| Product Name | 8Pcs Cylindrical Shank 90 Degree 3 Flute HSS Countersink Drill Bit Set for Metal Deburring |
| Size | 6.3mm, 8.3mm, 10.4mm, 12.4mm, 16.5mm, 20.5mm |
| Material | High Speed Steel (Cobalt5%-M35, Carbide Steel , Carbon Steel are Available) |
| Flute Type | 3 Flute (5 Flute, Single Flute, 0 Flute, 6 Flute, 7 Flute, Multi Flute are Available) |
| Cutting Angle | 90° (120°, 60 °, 82° are Available) |
| Shank Type | Round Shank (Hex Shank, Taper Shank, Tri-Flat Shank, Weldon Shank, Long Shank are Available) |
| Surface Finish | Tin-Coated (White, Black and White, Black, Black and Yellow are Available) |
| Package | 8Pcs in Wood Case (Plastic Case, Tin Box, Double Blister Card are Available) |
| Features | 1. This set of 8 90-degree 3-edge drilling cutters is suitable for working on metal and certain non-metallic materials, such as coal steel, light iron, insulation boards, PVC panels, aluminum, wood hard and soft, etc. 2.High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance. 3.The surface is titanium coated, sturdy and durable, not easy to rust, long service life. 4.Round shanks allow use with a wide variety of toolholding systems. 5.Ideal for making countersunk countersunk holes and countersunk holes for plugs. |